Dependency Composition

Developers commonly ask "what framework should we use for dependency injection". Daniel Somerfield explains why this is the wrong question, instead we should focus how to have clearly separated modules with a simple composition mechanism between them. He illustrates how he approaches this in TypeScript, with a minimalist "function-first" approach, on a simple example application separating application logic from persistence.

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from Martin Fowler https://ift.tt/R74xXdM